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2 Commits
e1dc0e4065
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23f14cb764
| Author | SHA1 | Date |
|---|---|---|
 wuyize
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23f14cb764 | |
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wuyize
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1905b66179 |
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@ -893,21 +893,56 @@ bool angleLargeThanPi(vec2 a, vec2 b)
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/************************************************************************************/
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void drawLine(in float d, in uint styleIndex, out vec4 elementColor, out vec2 metallicRoughness)
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void drawLine(in float d, inout uint styleIndex, out vec4 elementColor, out vec2 metallicRoughness)
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{
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elementColor = vec4(1);
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metallicRoughness = vec2(0.8);
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// switch(int(elementData[styleIndex+3]))
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switch (0)
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uint headUint = floatBitsToUint(style[styleIndex+1]);
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vec4 head = unpackUnorm4x8(headUint);
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switch (int(head.a*100)%10)
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//switch (2)
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{
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/// Plain
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case 0: {
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metallicRoughness = head.rg;
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elementColor = vec4(unpackUnorm4x8(floatBitsToUint(style[styleIndex+2])).rgb, 1);
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metallicRoughness = vec2(unpackUnorm4x8(floatBitsToUint(style[styleIndex + 1])).rg);
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break;
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}
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/// RadialGradient
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case 1: {
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elementColor = vec4(mix(vec3(0), vec3(1), d), 1);
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metallicRoughness = vec2(0, 0.8);
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uint size = headUint%(1<<15);
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bool gradual = (headUint&(1<<15))!=0;
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uint lastData = floatBitsToUint(style[styleIndex+2+0*2]);
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float lastLevel = 0;
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vec2 lastMetallicRoughness = unpackUnorm4x8(lastData).rg;
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vec4 lastColor = vec4(unpackUnorm4x8(floatBitsToUint(style[styleIndex+3+0*2])).rgb, 1);
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for(uint i = 0; i < size; i++)
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{
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uint data = floatBitsToUint(style[styleIndex+2+i*2]);
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float level = unpackUnorm2x16(data).y;
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vec4 currentColor = vec4(unpackUnorm4x8(floatBitsToUint(style[styleIndex+3+i*2])).rgb, 1);
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vec2 currentMetallicRoughness = unpackUnorm4x8(data).rg;
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if (d <= level)
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{
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if(gradual)
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{
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float a = (d-lastLevel)/(level-lastLevel);
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elementColor = mix(lastColor, currentColor, a);
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metallicRoughness = mix(lastMetallicRoughness, currentMetallicRoughness, a);
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}
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else
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{
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elementColor = currentColor;
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metallicRoughness = currentMetallicRoughness;
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}
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break;
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}
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lastMetallicRoughness = currentMetallicRoughness;
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lastColor = currentColor;
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lastLevel = level;
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}
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break;
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}
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case 2: {
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@ -987,8 +1022,9 @@ void main()
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else // Stroke
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{
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float minDistance = 1e38;
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// float lineType = elementData[styleIndex+4];
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float lineType = 2;
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vec4 styleHead = unpackUnorm4x8(floatBitsToUint(style[styleIndex+1]));
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float lineType = floor(styleHead.b*10);
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//float lineType = 2;
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int debugBegin = 0;
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for (uint pathIndex = 0; pathIndex < pathSize; pathIndex++)
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{
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@ -898,23 +898,55 @@ void drawLine(in float d, in uint styleIndex, out vec4 elementColor, out vec2 me
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{
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elementColor = vec4(1);
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metallicRoughness = vec2(0.8);
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//switch(int(elementData[styleIndex+3]))
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switch(0)
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{
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case 0:
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uint headUint = floatBitsToUint(elementData[styleIndex+1]);
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vec4 head = unpackUnorm4x8(headUint);
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switch (int(head.a*100)%10)
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//switch (2)
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{
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/// Plain
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case 0: {
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metallicRoughness = head.rg;
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elementColor = vec4(unpackUnorm4x8(floatBitsToUint(elementData[styleIndex+2])).rgb, 1);
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metallicRoughness = vec2(unpackUnorm4x8(floatBitsToUint(elementData[styleIndex+1])).rg);
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break;
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}
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case 1:
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/// RadialGradient
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case 1: {
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uint size = headUint%(1<<15);
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bool gradual = (headUint&(1<<15))!=0;
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uint lastData = floatBitsToUint(elementData[styleIndex+2+0*2]);
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float lastLevel = 0;
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vec2 lastMetallicRoughness = unpackUnorm4x8(lastData).rg;
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vec4 lastColor = vec4(unpackUnorm4x8(floatBitsToUint(elementData[styleIndex+3+0*2])).rgb, 1);
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for(uint i = 0; i < size; i++)
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{
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elementColor = vec4(mix(vec3(0), vec3(1), d), 1);
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metallicRoughness = vec2(0,0.8);
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uint data = floatBitsToUint(elementData[styleIndex+2+i*2]);
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float level = unpackUnorm2x16(data).y;
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vec4 currentColor = vec4(unpackUnorm4x8(floatBitsToUint(elementData[styleIndex+3+i*2])).rgb, 1);
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vec2 currentMetallicRoughness = unpackUnorm4x8(data).rg;
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if (d <= level)
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{
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if(gradual)
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{
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float a = (d-lastLevel)/(level-lastLevel);
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elementColor = mix(lastColor, currentColor, a);
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metallicRoughness = mix(lastMetallicRoughness, currentMetallicRoughness, a);
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}
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else
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{
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elementColor = currentColor;
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metallicRoughness = currentMetallicRoughness;
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}
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break;
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}
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case 2:
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{
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lastMetallicRoughness = currentMetallicRoughness;
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lastColor = currentColor;
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lastLevel = level;
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}
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break;
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}
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case 2: {
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float levels[] = {0.25, 0.5, 0.75};
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vec3 colors[] = {vec3(1, 0, 0), vec3(0, 1, 0), vec3(0, 0, 1), vec3(1, 1, 0)};
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int i = 0;
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@ -392,12 +392,13 @@ GLuint Renderer::Model::loadPainting(std::string path)
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vector<std::shared_ptr<ElementStyle>> style = {
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std::make_shared<ElementStyleFillDemo>(),
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std::make_shared<ElementStyleStrokeDemo>(0.02)
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std::make_shared<ElementStyleStrokeDemo>(0.02),
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std::make_shared<ElementStyleStrokeRadialGradientDemo>(0.02)
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};
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vector<std::shared_ptr<Element>> element = {
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std::make_shared<Element>(Element{ contour[0], style[0]}),
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std::make_shared<Element>(Element{ contour[1], style[1]}),
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std::make_shared<Element>(Element{ contour[1], style[2]}),
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std::make_shared<Element>(Element{ contour[2], style[0]}),
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};
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Painting painting;
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@ -18,5 +18,23 @@ Renderer::ElementStyleStrokeDemo::ElementStyleStrokeDemo(float width)
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std::vector<BaseStyle> Renderer::ElementStyleStrokeDemo::toBaseStyles() const
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{
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return { BaseStyle(std::make_shared<TransformStyle>(),
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std::make_shared<MaterialStyleStroke>(width, StrokeType::kLeftSide, StrokeEndType::kRound, std::make_shared<StrokePlain>(QColor(0, 0, 255), 0, 0.8))) };
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std::make_shared<MaterialStyleStroke>(width, StrokeType::kBothSides, StrokeEndType::kRound, std::make_shared<StrokePlain>(QColor(0, 0, 255), 0, 0.8))) };
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}
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Renderer::ElementStyleStrokeRadialGradientDemo::ElementStyleStrokeRadialGradientDemo(float width)
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: width(width)
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{
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}
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std::vector<BaseStyle> Renderer::ElementStyleStrokeRadialGradientDemo::toBaseStyles() const
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{
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std::map<float, Material> materialMap = {
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{0.25, Material{QColor(255,0,0)}},
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{0.50, Material{QColor(0,255,0)}},
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{0.75, Material{QColor(0,0,255)}},
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{1.00, Material{QColor(255,255,0)}},
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};
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return { BaseStyle(std::make_shared<TransformStyle>(),
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std::make_shared<MaterialStyleStroke>(width, StrokeType::kLeftSide, StrokeEndType::kRound,
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std::make_shared<StrokeRadialGradient>(materialMap, false))) };
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}
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@ -31,4 +31,14 @@ namespace Renderer
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protected:
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float width;
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};
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class ElementStyleStrokeRadialGradientDemo : public ElementStyle
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{
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public:
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ElementStyleStrokeRadialGradientDemo(float width);
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virtual std::vector<BaseStyle> toBaseStyles() const override;
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protected:
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float width;
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};
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}
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@ -1,4 +1,5 @@
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#include "MaterialStyleStroke.h"
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#include <QDebug>
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using namespace Renderer;
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@ -7,6 +8,11 @@ Renderer::StrokePlain::StrokePlain(QColor color, float metallic, float roughness
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{
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}
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Renderer::StrokePlain::StrokePlain(const Material& material)
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: material(material)
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{
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}
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MaterialStrokeType Renderer::StrokePlain::type() const
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{
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return MaterialStrokeType::kPlain;
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@ -24,8 +30,43 @@ bool Renderer::StrokePlain::operator==(const MaterialStroke& m) const
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&& material == static_cast<const StrokePlain&>(m).material;
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}
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Renderer::StrokeRadialGradient::StrokeRadialGradient(const std::map<float, Material>& materialMap, bool gradual)
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: materialMap(materialMap), gradual(gradual)
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{
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}
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MaterialStrokeType Renderer::StrokeRadialGradient::type() const
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{
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return MaterialStrokeType::kRadialGradient;
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}
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std::vector<GLfloat> Renderer::StrokeRadialGradient::encoded() const
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{
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GLuint head = materialMap.size() + (gradual ? (1 << 15) : 0);
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std::vector<GLfloat> result = { glm::uintBitsToFloat(head) };
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for (auto& pair : materialMap)
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{
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auto [color, metallicRoughness] = pair.second.toVec();
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GLuint i = glm::packUnorm4x8(glm::vec4(metallicRoughness, 0, 0));
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glm::vec2 v = glm::unpackUnorm2x16(i);
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v.y = pair.first;
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result.push_back(glm::uintBitsToFloat(glm::packUnorm2x16(v)));
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result.push_back(glm::uintBitsToFloat(glm::packUnorm4x8(color)));
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qDebug() << pair.first;
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}
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return result;
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}
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bool Renderer::StrokeRadialGradient::operator==(const MaterialStroke& m) const
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{
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return type() == m.type()
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&& gradual == static_cast<const StrokeRadialGradient&>(m).gradual
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&& materialMap == static_cast<const StrokeRadialGradient&>(m).materialMap;
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}
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Renderer::MaterialStyleStroke::MaterialStyleStroke(float width, StrokeType strokeType, StrokeEndType endType, std::shared_ptr<MaterialStroke> materialStroke)
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: width(width), strokeType(strokeType), endType(endType), materialStroke(materialStroke)
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: halfWidth(width/2), strokeType(strokeType), endType(endType), materialStroke(materialStroke)
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{
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}
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@ -36,11 +77,11 @@ MaterialStyleType Renderer::MaterialStyleStroke::type() const
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std::vector<GLfloat> Renderer::MaterialStyleStroke::encoded() const
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{
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std::vector<GLfloat> v = { width };
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std::vector<GLfloat> v = { halfWidth };
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auto encoded = materialStroke->encoded();
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glm::vec4 head = glm::unpackUnorm4x8(glm::floatBitsToUint(encoded[0]));
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head.b = (float)strokeType / 10. + (float)endType / 100.;
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head.a = 1; /// Ô¤Áô
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head.a = 0.6 /*ʹµÃpackºóСÓÚ0*/ + (float)materialStroke->type() / 100.;
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encoded[0] = glm::uintBitsToFloat(glm::packUnorm4x8(head));
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v.insert(v.end(), encoded.begin(), encoded.end());
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return v;
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@ -51,9 +92,9 @@ bool Renderer::MaterialStyleStroke::operator==(const MaterialStyle& m) const
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return type() == m.type() && *materialStroke == *static_cast<const MaterialStyleStroke&>(m).materialStroke;
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}
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float Renderer::MaterialStyleStroke::getWidth() const
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float Renderer::MaterialStyleStroke::getHalfWidth() const
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{
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return width;
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return halfWidth;
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}
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@ -3,7 +3,7 @@
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namespace Renderer
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{
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enum class MaterialStrokeType { kPlain, kLinearGradient, kRadialGradient};
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enum class MaterialStrokeType { kPlain = 0, kRadialGradient = 1, kLinearGradient = 2 };
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class MaterialStroke
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{
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@ -17,6 +17,7 @@ namespace Renderer
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{
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public:
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StrokePlain(QColor color, float metallic, float roughness);
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StrokePlain(const Material& material);
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virtual MaterialStrokeType type() const override;
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virtual std::vector<GLfloat> encoded() const override;
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virtual bool operator==(const MaterialStroke&) const override;
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@ -27,12 +28,13 @@ namespace Renderer
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class StrokeRadialGradient : public MaterialStroke
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{
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public:
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StrokeRadialGradient(QColor color, float metallic, float roughness);
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StrokeRadialGradient(const std::map<float, Material>& materialMap, bool gradual);
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virtual MaterialStrokeType type() const override;
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virtual std::vector<GLfloat> encoded() const override;
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virtual bool operator==(const MaterialStroke&) const override;
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//std::map<
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std::map<float, Material> materialMap;
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bool gradual = true;
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};
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enum class StrokeType { kBothSides = 2, kLeftSide = 1, kRightSide = 0 };
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@ -45,9 +47,9 @@ namespace Renderer
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virtual MaterialStyleType type() const override;
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virtual std::vector<GLfloat> encoded() const override;
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virtual bool operator==(const MaterialStyle&) const override;
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float getWidth() const;
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float getHalfWidth() const;
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protected:
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float width;
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float halfWidth;
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StrokeType strokeType;
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StrokeEndType endType;
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std::shared_ptr<MaterialStroke> materialStroke;
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@ -43,7 +43,7 @@ void Renderer::Painting::addElement(ElementWithTransform elementWithTransform)
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{
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qDebug() << "Build LineTree-------------------------------------------------------------------------------------------------------";
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LineTree lineTree(maxLineCount);
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lineTree.buildLineTree(*element.contour, std::static_pointer_cast<MaterialStyleStroke>(element.style)->getWidth());
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lineTree.buildLineTree(*element.contour, std::static_pointer_cast<MaterialStyleStroke>(element.style)->getHalfWidth());
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ContourBuffer elementBuffer;
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std::vector<BvhTreeData> bvhLeaves = lineTree.getPointLineAndBvhTree(elementBuffer.pointBuffer, elementBuffer.lineBuffer);
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BvhTree bvhTree;
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@ -20,7 +20,7 @@ Renderer::ElementRenderer::ElementRenderer(QOpenGLWidget* glWidget)
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void Renderer::ElementRenderer::initialize()
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{
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initializeOpenGLFunctions();
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shader = std::make_shared<QOpenGLShaderProgram>();
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shader = std::make_unique<QOpenGLShaderProgram>();
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if (!shader->addShaderFromSourceFile(QOpenGLShader::Compute, ":/Shaders/element.comp"))
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qDebug() << "ERROR: " << shader->log();
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if (!shader->link())
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@ -37,30 +37,25 @@ std::vector<glm::vec2> generatePathBuffer(const QPainterPath& path)
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switch (element.type)
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{
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case QPainterPath::MoveToElement:
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qDebug() << "MoveToElement";
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pathBuffer.push_back(glm::vec2(std::numeric_limits<float>::infinity()));
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pathBuffer.push_back(glm::vec2(element.x, element.y));
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break;
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case QPainterPath::LineToElement:
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qDebug() << "LineToElement";
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{
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glm::vec2 end = glm::vec2(element.x, element.y);
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glm::vec2 mid = (pathBuffer.back() + end) / 2.f;
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pathBuffer.push_back(mid);
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pathBuffer.push_back(mid);
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pathBuffer.push_back(end);
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}
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break;
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}
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case QPainterPath::CurveToElement:
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qDebug() << "CurveToElement";
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pathBuffer.push_back(glm::vec2(element.x, element.y));
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break;
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case QPainterPath::CurveToDataElement:
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qDebug() << "CurveToDataElement";
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pathBuffer.push_back(glm::vec2(element.x, element.y));
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break;
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}
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qDebug() << element;
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}
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return pathBuffer;
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}
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@ -95,11 +90,8 @@ QRectF calcBoundingRect(const QPainterPath& path, const std::vector<BaseStyle>&
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BaseTransform transform(originTransform.appliedTransformStyle(*baseStyle.transform));
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if (baseStyle.material->type() == MaterialStyleType::kStroke)
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{
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float halfWidth = std::static_pointer_cast<MaterialStyleStroke>(baseStyle.material)->getWidth() / 2;
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transform.bound.x -= halfWidth;
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transform.bound.y -= halfWidth;
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transform.bound.z += halfWidth;
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transform.bound.w += halfWidth;
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float halfWidth = std::static_pointer_cast<MaterialStyleStroke>(baseStyle.material)->getHalfWidth();
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transform.bound += glm::vec4(glm::vec2(-halfWidth), glm::vec2(halfWidth));
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}
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glm::vec2 points[] = {
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glm::vec2(transform.bound.x, transform.bound.y),
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@ -28,7 +28,7 @@ namespace Renderer
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std::pair<QImage, QPointF> drawElement(const QPainterPath& path, const ElementStyle& style, float pixelRatio, bool releaseContext = true);
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protected:
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QOpenGLWidget* glWidget;
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std::shared_ptr<QOpenGLShaderProgram> shader;
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std::unique_ptr<QOpenGLShaderProgram> shader;
|
||||
};
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||||
|
||||
}
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10
README.md
10
README.md
|
|
@ -19,15 +19,9 @@
|
|||
|
||||
### 场景渲染（Renderer）
|
||||
|
||||
采用 PBR (金属度-粗糙度) 材质模型，场景中存在一个方向光，可拖动滑动条调整光源方向观察材质效果。
|
||||
|
||||
已实现BVH加速结构的建立
|
||||
|
||||
已实现单图元的拆分，即划分网格并生成快捷段和缠绕增量
|
||||
采用 PBR (金属度-粗糙度) 材质模型，场景中存在一个方向光，可拖动滑动条调整光源方向观察材质效果
|
||||
|
||||
已实现由图元数据建立完整彩绘编码
|
||||
|
||||
已实现线的单侧描边
|
||||
|
||||
待完善图元样式的编解码
|
||||
已实现面的纯色样式，线的纯色、径向渐变/分层、单侧等样式
|
||||
|
||||
|
|
|
|||
|
|
@ -2,23 +2,79 @@
|
|||
#include <QGuiApplication>
|
||||
#include <QtWidgets/QApplication>
|
||||
#include "ElementRendererTest.h"
|
||||
#include "Renderer/Painting/ElementStyle.h"
|
||||
|
||||
using namespace Microsoft::VisualStudio::CppUnitTestFramework;
|
||||
using namespace Renderer;
|
||||
|
||||
namespace UnitTest
|
||||
{
|
||||
TEST_CLASS(ElementRendererTest)
|
||||
{
|
||||
public:
|
||||
TEST_METHOD(TestMethod1)
|
||||
TEST_METHOD(TestStrokePlain)
|
||||
{
|
||||
QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
|
||||
QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
|
||||
QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
|
||||
char arg[] = "";
|
||||
char* argv[] = { arg };
|
||||
char* argv[] = { (char*)"" };
|
||||
int argc = 1;
|
||||
QApplication a(argc, argv);
|
||||
TestGLWidget w;
|
||||
Renderer::ElementStyleStrokeDemo style(2);
|
||||
TestGLWidget w(style);
|
||||
w.show();
|
||||
a.exec();
|
||||
}
|
||||
TEST_METHOD(TestStrokeRadialGradient1)
|
||||
{
|
||||
QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
|
||||
QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
|
||||
QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
|
||||
char* argv[] = { (char*)"" };
|
||||
int argc = 1;
|
||||
QApplication a(argc, argv);
|
||||
class StyleStrokeRadialGradient : public Renderer::ElementStyle
|
||||
{
|
||||
virtual std::vector<Renderer::BaseStyle> toBaseStyles() const override
|
||||
{
|
||||
std::map<float, Material> materialMap = {
|
||||
{0.25, Material{QColor(255,0,0)}},
|
||||
{0.50, Material{QColor(0,255,0)}},
|
||||
{0.75, Material{QColor(0,0,255)}},
|
||||
{1.00, Material{QColor(255,255,0)}},
|
||||
};
|
||||
return { BaseStyle(std::make_shared<TransformStyle>(),
|
||||
std::make_shared<MaterialStyleStroke>(4, StrokeType::kLeftSide, StrokeEndType::kRound,
|
||||
std::make_shared<StrokeRadialGradient>(materialMap, false))) };
|
||||
}
|
||||
} style;
|
||||
TestGLWidget w(style);
|
||||
w.show();
|
||||
a.exec();
|
||||
}
|
||||
TEST_METHOD(TestStrokeRadialGradient2)
|
||||
{
|
||||
QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
|
||||
QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
|
||||
QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
|
||||
char* argv[] = { (char*)"" };
|
||||
int argc = 1;
|
||||
QApplication a(argc, argv);
|
||||
class StyleStrokeRadialGradient : public Renderer::ElementStyle
|
||||
{
|
||||
virtual std::vector<Renderer::BaseStyle> toBaseStyles() const override
|
||||
{
|
||||
std::map<float, Material> materialMap = {
|
||||
{0.50, Material{QColor(0,255,0)}},
|
||||
{0.75, Material{QColor(0,0,255)}},
|
||||
{1.00, Material{QColor(255,255,0)}},
|
||||
};
|
||||
return { BaseStyle(std::make_shared<TransformStyle>(),
|
||||
std::make_shared<MaterialStyleStroke>(4, StrokeType::kLeftSide, StrokeEndType::kRound,
|
||||
std::make_shared<StrokeRadialGradient>(materialMap, true))) };
|
||||
}
|
||||
} style;
|
||||
TestGLWidget w(style);
|
||||
w.show();
|
||||
a.exec();
|
||||
}
|
||||
|
|
|
|||
|
|
@ -14,8 +14,10 @@ namespace UnitTest
|
|||
Q_OBJECT
|
||||
private:
|
||||
Renderer::ElementRenderer renderer;
|
||||
Renderer::ElementStyle& style;
|
||||
public:
|
||||
TestGLWidget(QWidget* parent = nullptr) : QOpenGLWidget(parent), renderer(this) {};
|
||||
TestGLWidget(Renderer::ElementStyle& style, QWidget* parent = nullptr)
|
||||
: QOpenGLWidget(parent), renderer(this), style(style) {};
|
||||
void initializeGL() override
|
||||
{
|
||||
initializeOpenGLFunctions();
|
||||
|
|
@ -27,9 +29,15 @@ namespace UnitTest
|
|||
glClear(GL_COLOR_BUFFER_BIT);
|
||||
QPainterPath path;
|
||||
QQuickSvgParser::parsePathDataFast("M100,100C-.5,100,0,100.5,0,0L40,.07C40,59.5,39.5,60,100,60Z", path);
|
||||
auto [img, pos] = renderer.drawElement(path, Renderer::ElementStyleStrokeDemo(2), 1, false);
|
||||
/*QTransform transform;
|
||||
transform.scale(10, 10);
|
||||
transform.map(path);*/
|
||||
float pixelRatio = 30;
|
||||
auto [img, pos] = renderer.drawElement(path, style, pixelRatio, false);
|
||||
QPainter painter(this);
|
||||
painter.drawImage(pos, img);
|
||||
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
||||
painter.setRenderHint(QPainter::HighQualityAntialiasing);
|
||||
painter.drawImage(QRectF(QPointF(0, 0), img.size()/devicePixelRatioF()), img);
|
||||
};
|
||||
void resizeGL(int w, int h) override {};
|
||||
};
|
||||
|
|
|
|||
Loading…
Reference in New Issue