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Review DrawPolyEx()

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Also reviewed rlCheckBufferLimit()
This commit is contained in:
raysan5
2018-12-24 14:09:51 +01:00
parent 4ec4dc691f
commit 92f68ac6be
3 changed files with 11 additions and 28 deletions
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4
src/rlgl.h
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@@ -435,7 +435,7 @@ void rlglClose(void); // De-inititialize rlgl (buffers
void rlglDraw(void); // Update and draw default internal buffers void rlglDraw(void); // Update and draw default internal buffers
int rlGetVersion(void); // Returns current OpenGL version int rlGetVersion(void); // Returns current OpenGL version
bool rlCheckBufferLimit(int type, int vCount); // Check internal buffer overflow for a given number of vertex bool rlCheckBufferLimit(int vCount); // Check internal buffer overflow for a given number of vertex
void rlSetDebugMarker(const char *text); // Set debug marker for analysis void rlSetDebugMarker(const char *text); // Set debug marker for analysis
void rlLoadExtensions(void *loader); // Load OpenGL extensions void rlLoadExtensions(void *loader); // Load OpenGL extensions
Vector3 rlUnproject(Vector3 source, Matrix proj, Matrix view); // Get world coordinates from screen coordinates Vector3 rlUnproject(Vector3 source, Matrix proj, Matrix view); // Get world coordinates from screen coordinates
@@ -1738,7 +1738,7 @@ int rlGetVersion(void)
} }
// Check internal buffer overflow for a given number of vertex // Check internal buffer overflow for a given number of vertex
bool rlCheckBufferLimit(int type, int vCount) bool rlCheckBufferLimit(int vCount)
{ {
bool overflow = false; bool overflow = false;
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)

31
src/shapes.c
View File

@@ -186,7 +186,7 @@ void DrawCircle(int centerX, int centerY, float radius, Color color)
// NOTE: Gradient goes from center (color1) to border (color2) // NOTE: Gradient goes from center (color1) to border (color2)
void DrawCircleGradient(int centerX, int centerY, float radius, Color color1, Color color2) void DrawCircleGradient(int centerX, int centerY, float radius, Color color1, Color color2)
{ {
if (rlCheckBufferLimit(RL_TRIANGLES, 3*36)) rlglDraw(); if (rlCheckBufferLimit(3*36)) rlglDraw();
rlBegin(RL_TRIANGLES); rlBegin(RL_TRIANGLES);
for (int i = 0; i < 360; i += 10) for (int i = 0; i < 360; i += 10)
@@ -206,7 +206,7 @@ void DrawCircleGradient(int centerX, int centerY, float radius, Color color1, Co
void DrawCircleV(Vector2 center, float radius, Color color) void DrawCircleV(Vector2 center, float radius, Color color)
{ {
#if defined(SUPPORT_QUADS_DRAW_MODE) #if defined(SUPPORT_QUADS_DRAW_MODE)
if (rlCheckBufferLimit(RL_QUADS, 4*(36/2))) rlglDraw(); if (rlCheckBufferLimit(4*(36/2))) rlglDraw();
rlEnableTexture(GetShapesTexture().id); rlEnableTexture(GetShapesTexture().id);
@@ -231,7 +231,7 @@ void DrawCircleV(Vector2 center, float radius, Color color)
rlDisableTexture(); rlDisableTexture();
#else #else
if (rlCheckBufferLimit(RL_TRIANGLES, 3*(36/2))) rlglDraw(); if (rlCheckBufferLimit(3*(36/2))) rlglDraw();
rlBegin(RL_TRIANGLES); rlBegin(RL_TRIANGLES);
for (int i = 0; i < 360; i += 10) for (int i = 0; i < 360; i += 10)
@@ -249,7 +249,7 @@ void DrawCircleV(Vector2 center, float radius, Color color)
// Draw circle outline // Draw circle outline
void DrawCircleLines(int centerX, int centerY, float radius, Color color) void DrawCircleLines(int centerX, int centerY, float radius, Color color)
{ {
if (rlCheckBufferLimit(RL_LINES, 2*36)) rlglDraw(); if (rlCheckBufferLimit(2*36)) rlglDraw();
rlBegin(RL_LINES); rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a); rlColor4ub(color.r, color.g, color.b, color.a);
@@ -440,7 +440,7 @@ void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color col
{ {
if (sides < 3) sides = 3; if (sides < 3) sides = 3;
if (rlCheckBufferLimit(RL_QUADS, 4*(360/sides))) rlglDraw(); if (rlCheckBufferLimit(4*(360/sides))) rlglDraw();
rlPushMatrix(); rlPushMatrix();
rlTranslatef(center.x, center.y, 0.0); rlTranslatef(center.x, center.y, 0.0);
@@ -488,24 +488,8 @@ void DrawPolyEx(Vector2 *points, int pointsCount, Color color)
{ {
if (pointsCount >= 3) if (pointsCount >= 3)
{ {
if (rlCheckBufferLimit(RL_QUADS, pointsCount)) rlglDraw(); if (rlCheckBufferLimit(pointsCount)) rlglDraw();
#if defined(SUPPORT_QUADS_DRAW_MODE)
rlEnableTexture(GetShapesTexture().id);
rlBegin(RL_QUADS);
rlColor4ub(color.r, color.g, color.b, color.a);
for (int i = 1; i < pointsCount - 1; i++)
{
rlVertex2f(points[0].x, points[0].y);
rlVertex2f(points[i].x, points[i].y);
rlVertex2f(points[i].x, points[i].y);
rlVertex2f(points[i + 1].x, points[i + 1].y);
}
rlEnd();
rlDisableTexture();
#else
rlBegin(RL_TRIANGLES); rlBegin(RL_TRIANGLES);
rlColor4ub(color.r, color.g, color.b, color.a); rlColor4ub(color.r, color.g, color.b, color.a);
@@ -516,7 +500,6 @@ void DrawPolyEx(Vector2 *points, int pointsCount, Color color)
rlVertex2f(points[i + 1].x, points[i + 1].y); rlVertex2f(points[i + 1].x, points[i + 1].y);
} }
rlEnd(); rlEnd();
#endif
} }
} }
@@ -525,7 +508,7 @@ void DrawPolyExLines(Vector2 *points, int pointsCount, Color color)
{ {
if (pointsCount >= 2) if (pointsCount >= 2)
{ {
if (rlCheckBufferLimit(RL_LINES, pointsCount)) rlglDraw(); if (rlCheckBufferLimit(pointsCount)) rlglDraw();
rlBegin(RL_LINES); rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a); rlColor4ub(color.r, color.g, color.b, color.a);