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avoid RL_LINES with dreamcast not supported GL_LINES, using quads or

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triangles
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psxdev 2024-02-04 16:44:24 +01:00
parent 2c163e5345
commit 5317256f3a
1 changed files with 75 additions and 1 deletions
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76
src/rshapes.c
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@ -59,6 +59,8 @@
#include <float.h> // Required for: FLT_EPSILON
#include <stdlib.h> // Required for: RL_FREE
#include "utils.h" // Required for: TRACELOG() macros used when i was testing on Dreamcast
//----------------------------------------------------------------------------------
// Defines and Macros
//----------------------------------------------------------------------------------
@ -178,11 +180,15 @@ void DrawPixelV(Vector2 position, Color color)
// Draw a line (using gl lines)
void DrawLine(int startPosX, int startPosY, int endPosX, int endPosY, Color color)
{
#if defined(PLATFORM_DREAMCAST)
DrawLineEx((Vector2){startPosX, startPosY},(Vector2){endPosX, endPosY}, 1, color);
#else
rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a);
rlVertex2f((float)startPosX, (float)startPosY);
rlVertex2f((float)endPosX, (float)endPosY);
rlEnd();
#endif
}
// Draw a line (using gl lines)
@ -458,6 +464,15 @@ void DrawCircleLines(int centerX, int centerY, float radius, Color color)
// Draw circle outline (Vector version)
void DrawCircleLinesV(Vector2 center, float radius, Color color)
{
#if defined(PLATFORM_DREAMCAST)
//no support for RL_LINES/GL_LINES on Dreamcast
for (int i = 0; i < 360; i += 10)
{
DrawLineEx((Vector2) {center.x + cosf(DEG2RAD*i)*radius, center.y + sinf(DEG2RAD*i)*radius},
(Vector2) {center.x + cosf(DEG2RAD*(i + 10))*radius, center.y + sinf(DEG2RAD*(i + 10))*radius},
1, color);
}
#else
rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a);
@ -468,6 +483,7 @@ void DrawCircleLinesV(Vector2 center, float radius, Color color)
rlVertex2f(center.x + cosf(DEG2RAD*(i + 10))*radius, center.y + sinf(DEG2RAD*(i + 10))*radius);
}
rlEnd();
#endif
}
// Draw ellipse
@ -487,6 +503,9 @@ void DrawEllipse(int centerX, int centerY, float radiusH, float radiusV, Color c
// Draw ellipse outline
void DrawEllipseLines(int centerX, int centerY, float radiusH, float radiusV, Color color)
{
#if defined(PLATFORM_DREAMCAST)
//no support for RL_LINES/GL_LINES on Dreamcast
#else
rlBegin(RL_LINES);
for (int i = 0; i < 360; i += 10)
{
@ -495,6 +514,7 @@ void DrawEllipseLines(int centerX, int centerY, float radiusH, float radiusV, Co
rlVertex2f(centerX + cosf(DEG2RAD*i)*radiusH, centerY + sinf(DEG2RAD*i)*radiusV);
}
rlEnd();
#endif
}
// Draw ring
@ -633,6 +653,9 @@ void DrawRingLines(Vector2 center, float innerRadius, float outerRadius, float s
float angle = startAngle;
bool showCapLines = true;
#if defined(PLATFORM_DREAMCAST)
//no support for RL_LINES/GL_LINES on Dreamcast
#else
rlBegin(RL_LINES);
if (showCapLines)
{
@ -661,6 +684,7 @@ void DrawRingLines(Vector2 center, float innerRadius, float outerRadius, float s
rlVertex2f(center.x + cosf(DEG2RAD*angle)*innerRadius, center.y + sinf(DEG2RAD*angle)*innerRadius);
}
rlEnd();
#endif
}
// Draw a color-filled rectangle
@ -818,6 +842,19 @@ void DrawRectangleLines(int posX, int posY, int width, int height, Color color)
DrawRectangle(posX, posY + height - 1, width, 1, color);
DrawRectangle(posX, posY + 1, 1, height - 2, color);
#else
#if defined(PLATFORM_DREAMCAST)
rlBegin(RL_QUADS);
rlColor4ub(color.r, color.g, color.b, color.a);
// Define the vertices for the quad
rlVertex2f(posX + 1, posY + 1);
rlVertex2f(posX + width, posY + 1);
rlVertex2f(posX + width, posY + height);
rlVertex2f(posX + 1, posY + height);
rlEnd();
#else
rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a);
rlVertex2f(posX + 1, posY + 1);
@ -833,6 +870,8 @@ void DrawRectangleLines(int posX, int posY, int width, int height, Color color)
rlVertex2f(posX + 1, posY + 1);
rlEnd();
#endif
#endif
}
// Draw rectangle outline with extended parameters
@ -1300,6 +1339,9 @@ void DrawRectangleRoundedLines(Rectangle rec, float roundness, int segments, flo
else
{
// Use LINES to draw the outline
#if defined(PLATFORM_DREAMCAST)
//no support for RL_LINES/GL_LINES on Dreamcast
#else
rlBegin(RL_LINES);
// Draw all the 4 corners first: Upper Left Corner, Upper Right Corner, Lower Right Corner, Lower Left Corner
@ -1326,6 +1368,7 @@ void DrawRectangleRoundedLines(Rectangle rec, float roundness, int segments, flo
}
rlEnd();
#endif
}
}
@ -1368,6 +1411,12 @@ void DrawTriangle(Vector2 v1, Vector2 v2, Vector2 v3, Color color)
// NOTE: Vertex must be provided in counter-clockwise order
void DrawTriangleLines(Vector2 v1, Vector2 v2, Vector2 v3, Color color)
{
#if defined(PLATFORM_DREAMCAST)
//no support for RL_LINES/GL_LINES on Dreamcast
DrawLineEx(v1,v2, 1, color);
DrawLineEx(v2,v3, 1, color);
DrawLineEx(v3,v1, 1, color);
#else
rlBegin(RL_LINES);
rlColor4ub(color.r, color.g, color.b, color.a);
rlVertex2f(v1.x, v1.y);
@ -1379,6 +1428,7 @@ void DrawTriangleLines(Vector2 v1, Vector2 v2, Vector2 v3, Color color)
rlVertex2f(v3.x, v3.y);
rlVertex2f(v1.x, v1.y);
rlEnd();
#endif
}
// Draw a triangle fan defined by points
@ -1458,6 +1508,25 @@ void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color col
rlColor4ub(color.r, color.g, color.b, color.a);
float nextAngle = centralAngle + angleStep;
#if defined(PLATFORM_DREAMCAST)
//changed a little to work fine on Dreamcast
rlTexCoord2f(shapeRect.x/texShapes.width, shapeRect.y/texShapes.height);
rlVertex2f(center.x, center.y);
//TRACELOG(LOG_INFO, "%d 0: x=%f y=%f",i,center.x,center.y);
rlTexCoord2f(shapeRect.x/texShapes.width, (shapeRect.y + shapeRect.height)/texShapes.height);
rlVertex2f(center.x + cosf(nextAngle)*radius, center.y + sinf(nextAngle)*radius);
//TRACELOG(LOG_INFO, "%d 1: x=%f y=%f",i,center.x + cosf(centralAngle)*radius,center.y + sinf(centralAngle)*radius);
rlTexCoord2f((shapeRect.x + shapeRect.width)/texShapes.width, (shapeRect.y + shapeRect.height)/texShapes.height);
rlVertex2f(center.x + cosf(centralAngle)*radius, center.y + sinf(centralAngle)*radius);
//TRACELOG(LOG_INFO, "%d 2: x=%f y=%f",i,center.x + cosf(nextAngle)*radius,center.y + sinf(nextAngle)*radius);
rlTexCoord2f((shapeRect.x + shapeRect.width)/texShapes.width, shapeRect.y/texShapes.height);
rlVertex2f(center.x, center.y);
// TRACELOG(LOG_INFO, "%d 3: x=%f y=%f",i,center.x + cosf(centralAngle)*radius,center.y + sinf(centralAngle)*radius);
#else
rlTexCoord2f(shapeRect.x/texShapes.width, shapeRect.y/texShapes.height);
rlVertex2f(center.x, center.y);
@ -1469,7 +1538,7 @@ void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color col
rlTexCoord2f((shapeRect.x + shapeRect.width)/texShapes.width, (shapeRect.y + shapeRect.height)/texShapes.height);
rlVertex2f(center.x + cosf(centralAngle)*radius, center.y + sinf(centralAngle)*radius);
#endif
centralAngle = nextAngle;
}
rlEnd();
@ -1497,6 +1566,10 @@ void DrawPolyLines(Vector2 center, int sides, float radius, float rotation, Colo
float centralAngle = rotation*DEG2RAD;
float angleStep = 360.0f/(float)sides*DEG2RAD;
#if defined(PLATFORM_DREAMCAST)
//no support for RL_LINES/GL_LINES on Dreamcast
DrawPolyLinesEx(center, sides, radius, rotation, 1, color);
#else
rlBegin(RL_LINES);
for (int i = 0; i < sides; i++)
{
@ -1508,6 +1581,7 @@ void DrawPolyLines(Vector2 center, int sides, float radius, float rotation, Colo
centralAngle += angleStep;
}
rlEnd();
#endif
}
void DrawPolyLinesEx(Vector2 center, int sides, float radius, float rotation, float lineThick, Color color)