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REVIEWED: Avoid UBSAN warnings #1891

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This commit is contained in:
raysan5 2021-07-30 13:47:21 +02:00
parent 1613057881
commit a8e9e1387f
1 changed files with 4 additions and 2 deletions
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6
src/rlgl.h
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@ -3227,7 +3227,8 @@ void rlDrawVertexArray(int offset, int count)
void rlDrawVertexArrayElements(int offset, int count, void *buffer) void rlDrawVertexArrayElements(int offset, int count, void *buffer)
{ {
glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, (unsigned short *)buffer + offset); if (buffer == 0) glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, offset);
else glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, (unsigned short *)buffer + offset);
} }
void rlDrawVertexArrayInstanced(int offset, int count, int instances) void rlDrawVertexArrayInstanced(int offset, int count, int instances)
@ -3240,7 +3241,8 @@ void rlDrawVertexArrayInstanced(int offset, int count, int instances)
void rlDrawVertexArrayElementsInstanced(int offset, int count, void *buffer, int instances) void rlDrawVertexArrayElementsInstanced(int offset, int count, void *buffer, int instances)
{ {
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
glDrawElementsInstanced(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, (unsigned short *)buffer + offset, instances); if (buffer == 0) glDrawElementsInstanced(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, offset, instances);
else glDrawElementsInstanced(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, (unsigned short *)buffer + offset, instances);
#endif #endif
} }