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Review gradient rectangle drawing

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Added: DrawRectangleGradientV()
Added: DrawRectangleGradientH()
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Ray
2017-09-30 00:46:31 +02:00
parent 639f41cf54
commit 4f9de9527f
2 changed files with 12 additions and 11 deletions
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3
src/raylib.h
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@@ -856,7 +856,8 @@ RLAPI void DrawCircleLines(int centerX, int centerY, float radius, Color color);
RLAPI void DrawRectangle(int posX, int posY, int width, int height, Color color); // Draw a color-filled rectangle RLAPI void DrawRectangle(int posX, int posY, int width, int height, Color color); // Draw a color-filled rectangle
RLAPI void DrawRectangleRec(Rectangle rec, Color color); // Draw a color-filled rectangle RLAPI void DrawRectangleRec(Rectangle rec, Color color); // Draw a color-filled rectangle
RLAPI void DrawRectanglePro(Rectangle rec, Vector2 origin, float rotation, Color color); // Draw a color-filled rectangle with pro parameters RLAPI void DrawRectanglePro(Rectangle rec, Vector2 origin, float rotation, Color color); // Draw a color-filled rectangle with pro parameters
RLAPI void DrawRectangleGradient(int posX, int posY, int width, int height, Color color1, Color color2); // Draw a gradient-filled rectangle RLAPI void DrawRectangleGradientV(int posX, int posY, int width, int height, Color color1, Color color2);// Draw a vertical-gradient-filled rectangle
RLAPI void DrawRectangleGradientH(int posX, int posY, int width, int height, Color color1, Color color2);// Draw a horizontal-gradient-filled rectangle
RLAPI void DrawRectangleGradientEx(Rectangle rec, Color col1, Color col2, Color col3, Color col4); // Draw a gradient-filled rectangle with custom vertex colors RLAPI void DrawRectangleGradientEx(Rectangle rec, Color col1, Color col2, Color col3, Color col4); // Draw a gradient-filled rectangle with custom vertex colors
RLAPI void DrawRectangleV(Vector2 position, Vector2 size, Color color); // Draw a color-filled rectangle (Vector version) RLAPI void DrawRectangleV(Vector2 position, Vector2 size, Color color); // Draw a color-filled rectangle (Vector version)
RLAPI void DrawRectangleLines(int posX, int posY, int width, int height, Color color); // Draw rectangle outline RLAPI void DrawRectangleLines(int posX, int posY, int width, int height, Color color); // Draw rectangle outline

20
src/shapes.c
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@@ -274,22 +274,22 @@ void DrawRectanglePro(Rectangle rec, Vector2 origin, float rotation, Color color
rlDisableTexture(); rlDisableTexture();
} }
// Draw a gradient-filled rectangle // Draw a vertical-gradient-filled rectangle
// NOTE: Gradient goes from bottom (color1) to top (color2) // NOTE: Gradient goes from bottom (color1) to top (color2)
void DrawRectangleGradient(int posX, int posY, int width, int height, Color color1, Color color2) void DrawRectangleGradientV(int posX, int posY, int width, int height, Color color1, Color color2)
{ {
rlBegin(RL_TRIANGLES); DrawRectangleGradientEx((Rectangle){ posX, posY, width, height }, color1, color2, color2, color1);
rlColor4ub(color1.r, color1.g, color1.b, color1.a); rlVertex2i(posX, posY); }
rlColor4ub(color2.r, color2.g, color2.b, color2.a); rlVertex2i(posX, posY + height);
rlColor4ub(color2.r, color2.g, color2.b, color2.a); rlVertex2i(posX + width, posY + height);
rlColor4ub(color1.r, color1.g, color1.b, color1.a); rlVertex2i(posX, posY); // Draw a horizontal-gradient-filled rectangle
rlColor4ub(color2.r, color2.g, color2.b, color2.a); rlVertex2i(posX + width, posY + height); // NOTE: Gradient goes from bottom (color1) to top (color2)
rlColor4ub(color1.r, color1.g, color1.b, color1.a); rlVertex2i(posX + width, posY); void DrawRectangleGradientH(int posX, int posY, int width, int height, Color color1, Color color2)
rlEnd(); {
DrawRectangleGradientEx((Rectangle){ posX, posY, width, height }, color1, color1, color2, color2);
} }
// Draw a gradient-filled rectangle // Draw a gradient-filled rectangle
// NOTE: Colors refer to corners, starting at top-lef corner and counter-clockwise
void DrawRectangleGradientEx(Rectangle rec, Color col1, Color col2, Color col3, Color col4) void DrawRectangleGradientEx(Rectangle rec, Color col1, Color col2, Color col3, Color col4)
{ {
rlEnableTexture(GetTextureDefault().id); // Default white texture rlEnableTexture(GetTextureDefault().id); // Default white texture