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Added a couple of notes

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Ray
2021-12-03 00:30:27 +01:00
parent ba8c73a327
commit 930941e85e
1 changed files with 3 additions and 0 deletions
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src/rtextures.c
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@@ -3112,6 +3112,7 @@ void SetTextureWrap(Texture2D texture, int wrap)
{ {
case TEXTURE_WRAP_REPEAT: case TEXTURE_WRAP_REPEAT:
{ {
// NOTE: It only works if NPOT textures are supported, i.e. OpenGL ES 2.0 could not support it
rlTextureParameters(texture.id, RL_TEXTURE_WRAP_S, RL_TEXTURE_WRAP_REPEAT); rlTextureParameters(texture.id, RL_TEXTURE_WRAP_S, RL_TEXTURE_WRAP_REPEAT);
rlTextureParameters(texture.id, RL_TEXTURE_WRAP_T, RL_TEXTURE_WRAP_REPEAT); rlTextureParameters(texture.id, RL_TEXTURE_WRAP_T, RL_TEXTURE_WRAP_REPEAT);
} break; } break;
@@ -3173,6 +3174,8 @@ void DrawTextureRec(Texture2D texture, Rectangle source, Vector2 position, Color
// i.e tiling = { 1.0f, 1.0f } refers to all texture, offset = { 0.5f, 0.5f } moves texture origin to center // i.e tiling = { 1.0f, 1.0f } refers to all texture, offset = { 0.5f, 0.5f } moves texture origin to center
void DrawTextureQuad(Texture2D texture, Vector2 tiling, Vector2 offset, Rectangle quad, Color tint) void DrawTextureQuad(Texture2D texture, Vector2 tiling, Vector2 offset, Rectangle quad, Color tint)
{ {
// WARNING: This solution only works if TEXTURE_WRAP_REPEAT is supported,
// NPOT textures supported is required and OpenGL ES 2.0 could not support it
Rectangle source = { offset.x*texture.width, offset.y*texture.height, tiling.x*texture.width, tiling.y*texture.height }; Rectangle source = { offset.x*texture.width, offset.y*texture.height, tiling.x*texture.width, tiling.y*texture.height };
Vector2 origin = { 0.0f, 0.0f }; Vector2 origin = { 0.0f, 0.0f };