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Review transforms to match OpenGL 1.1

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raysan5 2017-08-04 18:34:51 +02:00
parent 1f310f7d4b
commit eeca607506
5 changed files with 100 additions and 100 deletions
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2
src/core.c
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@ -912,8 +912,6 @@ void End3dMode(void)
rlMatrixMode(RL_MODELVIEW); // Get back to modelview matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
//rlTranslatef(0.375, 0.375, 0); // HACK to ensure pixel-perfect drawing on OpenGL (after exiting 3D mode)
rlDisableDepthTest(); // Disable DEPTH_TEST for 2D
}

183
src/models.c
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@ -118,68 +118,67 @@ void DrawCube(Vector3 position, float width, float height, float length, Color c
float z = 0.0f;
rlPushMatrix();
// NOTE: Be careful! Function order matters (scale -> rotate -> translate)
//rlScalef(1.0f, 3.0f, 1.0f);
//rlRotatef(45, 0, 1, 0);
// NOTE: Transformation is applied in inverse order (scale -> rotate -> translate)
rlTranslatef(position.x, position.y, position.z);
//rlRotatef(45, 0, 1, 0);
//rlScalef(1.0f, 1.0f, 1.0f); // NOTE: Vertices are directly scaled on definition
rlBegin(RL_TRIANGLES);
rlColor4ub(color.r, color.g, color.b, color.a);
// Front Face -----------------------------------------------------
rlVertex3f(x-width/2, y-height/2, z+length/2); // Bottom Left
rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Right
rlVertex3f(x-width/2, y+height/2, z+length/2); // Top Left
// Front face
rlVertex3f(x - width/2, y - height/2, z + length/2); // Bottom Left
rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Right
rlVertex3f(x - width/2, y + height/2, z + length/2); // Top Left
rlVertex3f(x+width/2, y+height/2, z+length/2); // Top Right
rlVertex3f(x-width/2, y+height/2, z+length/2); // Top Left
rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Right
rlVertex3f(x + width/2, y + height/2, z + length/2); // Top Right
rlVertex3f(x - width/2, y + height/2, z + length/2); // Top Left
rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Right
// Back Face ------------------------------------------------------
rlVertex3f(x-width/2, y-height/2, z-length/2); // Bottom Left
rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Left
rlVertex3f(x+width/2, y-height/2, z-length/2); // Bottom Right
// Back face
rlVertex3f(x - width/2, y - height/2, z - length/2); // Bottom Left
rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Left
rlVertex3f(x + width/2, y - height/2, z - length/2); // Bottom Right
rlVertex3f(x+width/2, y+height/2, z-length/2); // Top Right
rlVertex3f(x+width/2, y-height/2, z-length/2); // Bottom Right
rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Left
rlVertex3f(x + width/2, y + height/2, z - length/2); // Top Right
rlVertex3f(x + width/2, y - height/2, z - length/2); // Bottom Right
rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Left
// Top Face -------------------------------------------------------
rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Left
rlVertex3f(x-width/2, y+height/2, z+length/2); // Bottom Left
rlVertex3f(x+width/2, y+height/2, z+length/2); // Bottom Right
// Top face
rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Left
rlVertex3f(x - width/2, y + height/2, z + length/2); // Bottom Left
rlVertex3f(x + width/2, y + height/2, z + length/2); // Bottom Right
rlVertex3f(x+width/2, y+height/2, z-length/2); // Top Right
rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Left
rlVertex3f(x+width/2, y+height/2, z+length/2); // Bottom Right
rlVertex3f(x + width/2, y + height/2, z - length/2); // Top Right
rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Left
rlVertex3f(x + width/2, y + height/2, z + length/2); // Bottom Right
// Bottom Face ----------------------------------------------------
rlVertex3f(x-width/2, y-height/2, z-length/2); // Top Left
rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Right
rlVertex3f(x-width/2, y-height/2, z+length/2); // Bottom Left
// Bottom face
rlVertex3f(x - width/2, y - height/2, z - length/2); // Top Left
rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Right
rlVertex3f(x - width/2, y - height/2, z + length/2); // Bottom Left
rlVertex3f(x+width/2, y-height/2, z-length/2); // Top Right
rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Right
rlVertex3f(x-width/2, y-height/2, z-length/2); // Top Left
rlVertex3f(x + width/2, y - height/2, z - length/2); // Top Right
rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Right
rlVertex3f(x - width/2, y - height/2, z - length/2); // Top Left
// Right face -----------------------------------------------------
rlVertex3f(x+width/2, y-height/2, z-length/2); // Bottom Right
rlVertex3f(x+width/2, y+height/2, z-length/2); // Top Right
rlVertex3f(x+width/2, y+height/2, z+length/2); // Top Left
// Right face
rlVertex3f(x + width/2, y - height/2, z - length/2); // Bottom Right
rlVertex3f(x + width/2, y + height/2, z - length/2); // Top Right
rlVertex3f(x + width/2, y + height/2, z + length/2); // Top Left
rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Left
rlVertex3f(x+width/2, y-height/2, z-length/2); // Bottom Right
rlVertex3f(x+width/2, y+height/2, z+length/2); // Top Left
rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Left
rlVertex3f(x + width/2, y - height/2, z - length/2); // Bottom Right
rlVertex3f(x + width/2, y + height/2, z + length/2); // Top Left
// Left Face ------------------------------------------------------
rlVertex3f(x-width/2, y-height/2, z-length/2); // Bottom Right
rlVertex3f(x-width/2, y+height/2, z+length/2); // Top Left
rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Right
// Left face
rlVertex3f(x - width/2, y - height/2, z - length/2); // Bottom Right
rlVertex3f(x - width/2, y + height/2, z + length/2); // Top Left
rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Right
rlVertex3f(x-width/2, y-height/2, z+length/2); // Bottom Left
rlVertex3f(x-width/2, y+height/2, z+length/2); // Top Left
rlVertex3f(x-width/2, y-height/2, z-length/2); // Bottom Right
rlVertex3f(x - width/2, y - height/2, z + length/2); // Bottom Left
rlVertex3f(x - width/2, y + height/2, z + length/2); // Top Left
rlVertex3f(x - width/2, y - height/2, z - length/2); // Bottom Right
rlEnd();
rlPopMatrix();
}
@ -198,8 +197,6 @@ void DrawCubeWires(Vector3 position, float width, float height, float length, Co
float z = 0.0f;
rlPushMatrix();
//rlRotatef(45, 0, 1, 0);
rlTranslatef(position.x, position.y, position.z);
rlBegin(RL_LINES);
@ -271,49 +268,49 @@ void DrawCubeTexture(Texture2D texture, Vector3 position, float width, float hei
rlEnableTexture(texture.id);
//rlPushMatrix();
// NOTE: Be careful! Function order matters (scale -> rotate -> translate)
//rlScalef(2.0f, 2.0f, 2.0f);
//rlRotatef(45, 0, 1, 0);
// NOTE: Transformation is applied in inverse order (scale -> rotate -> translate)
//rlTranslatef(2.0f, 0.0f, 0.0f);
//rlRotatef(45, 0, 1, 0);
//rlScalef(2.0f, 2.0f, 2.0f);
rlBegin(RL_QUADS);
rlColor4ub(color.r, color.g, color.b, color.a);
// Front Face
rlNormal3f(0.0f, 0.0f, 1.0f); // Normal Pointing Towards Viewer
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x-width/2, y-height/2, z+length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x+width/2, y+height/2, z+length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x-width/2, y+height/2, z+length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x - width/2, y - height/2, z + length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x + width/2, y + height/2, z + length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x - width/2, y + height/2, z + length/2); // Top Left Of The Texture and Quad
// Back Face
rlNormal3f(0.0f, 0.0f,-1.0f); // Normal Pointing Away From Viewer
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x-width/2, y-height/2, z-length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x+width/2, y+height/2, z-length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x+width/2, y-height/2, z-length/2); // Bottom Left Of The Texture and Quad
rlNormal3f(0.0f, 0.0f, - 1.0f); // Normal Pointing Away From Viewer
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x - width/2, y - height/2, z - length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x + width/2, y + height/2, z - length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x + width/2, y - height/2, z - length/2); // Bottom Left Of The Texture and Quad
// Top Face
rlNormal3f(0.0f, 1.0f, 0.0f); // Normal Pointing Up
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x-width/2, y+height/2, z+length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x+width/2, y+height/2, z+length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x+width/2, y+height/2, z-length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x - width/2, y + height/2, z + length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x + width/2, y + height/2, z + length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x + width/2, y + height/2, z - length/2); // Top Right Of The Texture and Quad
// Bottom Face
rlNormal3f(0.0f,-1.0f, 0.0f); // Normal Pointing Down
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x-width/2, y-height/2, z-length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x+width/2, y-height/2, z-length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x-width/2, y-height/2, z+length/2); // Bottom Right Of The Texture and Quad
rlNormal3f(0.0f, - 1.0f, 0.0f); // Normal Pointing Down
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x - width/2, y - height/2, z - length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x + width/2, y - height/2, z - length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x - width/2, y - height/2, z + length/2); // Bottom Right Of The Texture and Quad
// Right face
rlNormal3f(1.0f, 0.0f, 0.0f); // Normal Pointing Right
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x+width/2, y-height/2, z-length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x+width/2, y+height/2, z-length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x+width/2, y+height/2, z+length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x+width/2, y-height/2, z+length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x + width/2, y - height/2, z - length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x + width/2, y + height/2, z - length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x + width/2, y + height/2, z + length/2); // Top Left Of The Texture and Quad
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x + width/2, y - height/2, z + length/2); // Bottom Left Of The Texture and Quad
// Left Face
rlNormal3f(-1.0f, 0.0f, 0.0f); // Normal Pointing Left
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x-width/2, y-height/2, z-length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x-width/2, y-height/2, z+length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x-width/2, y+height/2, z+length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x-width/2, y+height/2, z-length/2); // Top Left Of The Texture and Quad
rlNormal3f( - 1.0f, 0.0f, 0.0f); // Normal Pointing Left
rlTexCoord2f(0.0f, 0.0f); rlVertex3f(x - width/2, y - height/2, z - length/2); // Bottom Left Of The Texture and Quad
rlTexCoord2f(1.0f, 0.0f); rlVertex3f(x - width/2, y - height/2, z + length/2); // Bottom Right Of The Texture and Quad
rlTexCoord2f(1.0f, 1.0f); rlVertex3f(x - width/2, y + height/2, z + length/2); // Top Right Of The Texture and Quad
rlTexCoord2f(0.0f, 1.0f); rlVertex3f(x - width/2, y + height/2, z - length/2); // Top Left Of The Texture and Quad
rlEnd();
//rlPopMatrix();
@ -330,8 +327,9 @@ void DrawSphere(Vector3 centerPos, float radius, Color color)
void DrawSphereEx(Vector3 centerPos, float radius, int rings, int slices, Color color)
{
rlPushMatrix();
rlScalef(radius, radius, radius);
// NOTE: Transformation is applied in inverse order (scale -> translate)
rlTranslatef(centerPos.x, centerPos.y, centerPos.z);
rlScalef(radius, radius, radius);
rlBegin(RL_TRIANGLES);
rlColor4ub(color.r, color.g, color.b, color.a);
@ -369,8 +367,9 @@ void DrawSphereEx(Vector3 centerPos, float radius, int rings, int slices, Color
void DrawSphereWires(Vector3 centerPos, float radius, int rings, int slices, Color color)
{
rlPushMatrix();
rlScalef(radius, radius, radius);
// NOTE: Transformation is applied in inverse order (scale -> translate)
rlTranslatef(centerPos.x, centerPos.y, centerPos.z);
rlScalef(radius, radius, radius);
rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a);
@ -423,12 +422,12 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h
for (int i = 0; i < 360; i += 360/sides)
{
rlVertex3f(sinf(DEG2RAD*i)*radiusBottom, 0, cosf(DEG2RAD*i)*radiusBottom); //Bottom Left
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i+360/sides))*radiusBottom); //Bottom Right
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusTop, height, cosf(DEG2RAD*(i+360/sides))*radiusTop); //Top Right
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i + 360/sides))*radiusBottom); //Bottom Right
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusTop, height, cosf(DEG2RAD*(i + 360/sides))*radiusTop); //Top Right
rlVertex3f(sinf(DEG2RAD*i)*radiusTop, height, cosf(DEG2RAD*i)*radiusTop); //Top Left
rlVertex3f(sinf(DEG2RAD*i)*radiusBottom, 0, cosf(DEG2RAD*i)*radiusBottom); //Bottom Left
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusTop, height, cosf(DEG2RAD*(i+360/sides))*radiusTop); //Top Right
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusTop, height, cosf(DEG2RAD*(i + 360/sides))*radiusTop); //Top Right
}
// Draw Cap --------------------------------------------------------------------------------------
@ -436,7 +435,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h
{
rlVertex3f(0, height, 0);
rlVertex3f(sinf(DEG2RAD*i)*radiusTop, height, cosf(DEG2RAD*i)*radiusTop);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusTop, height, cosf(DEG2RAD*(i+360/sides))*radiusTop);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusTop, height, cosf(DEG2RAD*(i + 360/sides))*radiusTop);
}
}
else
@ -446,7 +445,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h
{
rlVertex3f(0, height, 0);
rlVertex3f(sinf(DEG2RAD*i)*radiusBottom, 0, cosf(DEG2RAD*i)*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i+360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i + 360/sides))*radiusBottom);
}
}
@ -454,7 +453,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h
for (int i = 0; i < 360; i += 360/sides)
{
rlVertex3f(0, 0, 0);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i+360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i + 360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*i)*radiusBottom, 0, cosf(DEG2RAD*i)*radiusBottom);
}
rlEnd();
@ -476,12 +475,12 @@ void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, fl
for (int i = 0; i < 360; i += 360/sides)
{
rlVertex3f(sinf(DEG2RAD*i)*radiusBottom, 0, cosf(DEG2RAD*i)*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i+360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i + 360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i+360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusTop, height, cosf(DEG2RAD*(i+360/sides))*radiusTop);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusBottom, 0, cosf(DEG2RAD*(i + 360/sides))*radiusBottom);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusTop, height, cosf(DEG2RAD*(i + 360/sides))*radiusTop);
rlVertex3f(sinf(DEG2RAD*(i+360/sides))*radiusTop, height, cosf(DEG2RAD*(i+360/sides))*radiusTop);
rlVertex3f(sinf(DEG2RAD*(i + 360/sides))*radiusTop, height, cosf(DEG2RAD*(i + 360/sides))*radiusTop);
rlVertex3f(sinf(DEG2RAD*i)*radiusTop, height, cosf(DEG2RAD*i)*radiusTop);
rlVertex3f(sinf(DEG2RAD*i)*radiusTop, height, cosf(DEG2RAD*i)*radiusTop);
@ -496,8 +495,8 @@ void DrawPlane(Vector3 centerPos, Vector2 size, Color color)
{
// NOTE: Plane is always created on XZ ground
rlPushMatrix();
rlScalef(size.x, 1.0f, size.y);
rlTranslatef(centerPos.x, centerPos.y, centerPos.z);
rlScalef(size.x, 1.0f, size.y);
rlBegin(RL_TRIANGLES);
rlColor4ub(color.r, color.g, color.b, color.a);
@ -567,8 +566,8 @@ void DrawGizmo(Vector3 position)
float length = 1.0f;
rlPushMatrix();
rlScalef(length, length, length);
rlTranslatef(position.x, position.y, position.z);
rlScalef(length, length, length);
rlBegin(RL_LINES);
rlColor3f(1.0f, 0.0f, 0.0f); rlVertex3f(0.0f, 0.0f, 0.0f);

9
src/rlgl.c
View File

@ -446,7 +446,8 @@ void rlTranslatef(float x, float y, float z)
{
Matrix matTranslation = MatrixTranslate(x, y, z);
*currentMatrix = MatrixMultiply(*currentMatrix, matTranslation);
// NOTE: We transpose matrix with multiplication order
*currentMatrix = MatrixMultiply(matTranslation, *currentMatrix);
}
// Multiply the current matrix by a rotation matrix
@ -458,7 +459,8 @@ void rlRotatef(float angleDeg, float x, float y, float z)
Vector3Normalize(&axis);
matRotation = MatrixRotate(axis, angleDeg*DEG2RAD);
*currentMatrix = MatrixMultiply(*currentMatrix, matRotation);
// NOTE: We transpose matrix with multiplication order
*currentMatrix = MatrixMultiply(matRotation, *currentMatrix);
}
// Multiply the current matrix by a scaling matrix
@ -466,7 +468,8 @@ void rlScalef(float x, float y, float z)
{
Matrix matScale = MatrixScale(x, y, z);
*currentMatrix = MatrixMultiply(*currentMatrix, matScale);
// NOTE: We transpose matrix with multiplication order
*currentMatrix = MatrixMultiply(matScale, *currentMatrix);
}
// Multiply the current matrix by another matrix

2
src/shapes.c
View File

@ -123,7 +123,7 @@ void DrawLineEx(Vector2 startPos, Vector2 endPos, float thick, Color color)
rlPushMatrix();
rlTranslatef((float)startPos.x, (float)startPos.y, 0);
rlRotatef(-RAD2DEG*angle, 0, 0, 1);
rlRotatef(RAD2DEG*angle, 0, 0, 1);
rlTranslatef(0, -thick/2.0f, 0);
rlBegin(RL_QUADS);

4
src/textures.c
View File

@ -1800,9 +1800,9 @@ void DrawTexturePro(Texture2D texture, Rectangle sourceRec, Rectangle destRec, V
rlEnableTexture(texture.id);
rlPushMatrix();
rlTranslatef(-origin.x, -origin.y, 0);
rlRotatef(rotation, 0, 0, 1);
rlTranslatef((float)destRec.x, (float)destRec.y, 0);
rlRotatef(rotation, 0, 0, 1);
rlTranslatef(-origin.x, -origin.y, 0);
rlBegin(RL_QUADS);
rlColor4ub(tint.r, tint.g, tint.b, tint.a);