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Add function DrawCubeTextureRec (#2001)

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* Add function DrawCubeTextureRec

* Add EOF newline

* Remove unneeded example
This commit is contained in:
Timon de Groot 2021-09-22 21:56:38 +02:00 committed by GitHub
parent 19ef765382
commit 025246620f
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 157 additions and 5 deletions
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1
src/raylib.h
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@ -1374,6 +1374,7 @@ RLAPI void DrawCubeV(Vector3 position, Vector3 size, Color color);
RLAPI void DrawCubeWires(Vector3 position, float width, float height, float length, Color color); // Draw cube wires
RLAPI void DrawCubeWiresV(Vector3 position, Vector3 size, Color color); // Draw cube wires (Vector version)
RLAPI void DrawCubeTexture(Texture2D texture, Vector3 position, float width, float height, float length, Color color); // Draw cube textured
RLAPI void DrawCubeTextureRec(Texture2D texture, Rectangle source, Vector3 position, float width, float height, float length, Color color); // Draw cube with a region of a texture
RLAPI void DrawSphere(Vector3 centerPos, float radius, Color color); // Draw sphere
RLAPI void DrawSphereEx(Vector3 centerPos, float radius, int rings, int slices, Color color); // Draw sphere with extended parameters
RLAPI void DrawSphereWires(Vector3 centerPos, float radius, int rings, int slices, Color color); // Draw sphere wires

151
src/rmodels.c
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@ -463,6 +463,157 @@ void DrawCubeTexture(Texture2D texture, Vector3 position, float width, float hei
rlSetTexture(0);
}
void DrawCubeTextureRec(Texture2D texture, Rectangle source, Vector3 position, float width, float height, float length, Color color)
{
float x = position.x;
float y = position.y;
float z = position.z;
float texture_width = (float)texture.width;
float texture_height = (float)texture.height;
rlCheckRenderBatchLimit(36);
rlSetTexture(texture.id);
rlBegin(RL_QUADS);
rlColor4ub(color.r, color.g, color.b, color.a);
// Front Face
{
// Normal Pointing Towards Viewer
rlNormal3f(0.0f, 0.0f, 1.0f);
// Bottom Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x - width/2, y - height/2, z + length/2);
// Bottom Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x + width/2, y - height/2, z + length/2);
// Top Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, source.y / texture_height);
rlVertex3f(x + width/2, y + height/2, z + length/2);
// Top Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, source.y / texture_height);
rlVertex3f(x - width/2, y + height/2, z + length/2);
}
// Back Face
{
// Normal Pointing Away From Viewer
rlNormal3f(0.0f, 0.0f, - 1.0f);
// Bottom Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x - width/2, y - height/2, z - length/2);
// Top Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, source.y / texture_height);
rlVertex3f(x - width/2, y + height/2, z - length/2);
// Top Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, source.y / texture_height);
rlVertex3f(x + width/2, y + height/2, z - length/2);
// Bottom Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x + width/2, y - height/2, z - length/2);
}
// Top Face
{
// Normal Pointing Up
rlNormal3f(0.0f, 1.0f, 0.0f);
// Top Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, source.y / texture_height);
rlVertex3f(x - width/2, y + height/2, z - length/2);
// Bottom Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x - width/2, y + height/2, z + length/2);
// Bottom Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x + width/2, y + height/2, z + length/2);
// Top Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, source.y / texture_height);
rlVertex3f(x + width/2, y + height/2, z - length/2);
}
// Bottom Face
{
// Normal Pointing Down
rlNormal3f(0.0f, - 1.0f, 0.0f);
// Top Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, source.y / texture_height);
rlVertex3f(x - width/2, y - height/2, z - length/2);
// Top Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, source.y / texture_height);
rlVertex3f(x + width/2, y - height/2, z - length/2);
// Bottom Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x + width/2, y - height/2, z + length/2);
// Bottom Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x - width/2, y - height/2, z + length/2);
}
// Right face
{
// Normal Pointing Right
rlNormal3f(1.0f, 0.0f, 0.0f);
// Bottom Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x + width/2, y - height/2, z - length/2);
// Top Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, source.y / texture_height);
rlVertex3f(x + width/2, y + height/2, z - length/2);
// Top Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, source.y / texture_height);
rlVertex3f(x + width/2, y + height/2, z + length/2);
// Bottom Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x + width/2, y - height/2, z + length/2);
}
// Left Face
{
// Normal Pointing Left
rlNormal3f( - 1.0f, 0.0f, 0.0f);
// Bottom Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x - width/2, y - height/2, z - length/2);
// Bottom Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, (source.y + source.height) / texture_height);
rlVertex3f(x - width/2, y - height/2, z + length/2);
// Top Right Of The Texture and Quad
rlTexCoord2f((source.x + source.width) / texture_width, source.y / texture_height);
rlVertex3f(x - width/2, y + height/2, z + length/2);
// Top Left Of The Texture and Quad
rlTexCoord2f(source.x / texture_width, source.y / texture_height);
rlVertex3f(x - width/2, y + height/2, z - length/2);
}
rlEnd();
rlSetTexture(0);
}
// Draw sphere
void DrawSphere(Vector3 centerPos, float radius, Color color)
{