[cadcdev-svn-commits] [SCM] branch master updated. v2.0.0-662-g1da0ead

[ljsebald <ljs...@us...>]

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- Log -----------------------------------------------------------------
commit 1da0eadf7025b79724e9dc54fdd7759ca13c93f6
Author: Andress Barajas <and...@gm...>
Date:   Thu Mar 2 17:47:41 2023 -0800

    Fixed bubbles example (#123)
    
    See GitHub PR #123.

-----------------------------------------------------------------------

Summary of changes:
 examples/dreamcast/parallax/bubbles/bubbles.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/examples/dreamcast/parallax/bubbles/bubbles.c b/examples/dreamcast/parallax/bubbles/bubbles.c
index 324032d..cdaac9e 100644
--- a/examples/dreamcast/parallax/bubbles/bubbles.c
+++ b/examples/dreamcast/parallax/bubbles/bubbles.c
@@ -27,15 +27,15 @@ the same, but it uses the Parallax functions instead of KGL.
 static float phase = 0.0f;
 static pvr_poly_cxt_t cxt;
 static pvr_poly_hdr_t hdr;
+static pvr_dr_state_t  dr_state;
 static void sphere(float radius, int slices, int stacks) {
     int i, j;
     float   pitch, pitch2;
     float   x, y, z, g, b;
-    float   yaw, yaw2;
-    pvr_dr_state_t  dr_state;
+    float   yaw;
 
-    /* Setup our Direct Render state: pick a store queue and setup QACR0/1 */
-    pvr_dr_init(dr_state);
+    /* Put our own polygon header */
+    pvr_prim(&hdr, sizeof(hdr));
 
     /* Initialize xmtrx with the values from KGL */
     plx_mat_identity();
@@ -43,9 +43,6 @@ static void sphere(float radius, int slices, int stacks) {
     plx_mat3d_apply(PLX_MAT_PROJECTION);
     plx_mat3d_apply(PLX_MAT_MODELVIEW);
 
-    /* Put our own polygon header */
-    pvr_prim(&hdr, sizeof(hdr));
-
     /* Iterate over stacks */
     for(i = 0; i < stacks; i++) {
         pitch = 2 * M_PI * ((float)i / (float)stacks);
@@ -55,7 +52,6 @@ static void sphere(float radius, int slices, int stacks) {
            long triangle strip. */
         for(j = 0; j <= slices / 2; j++) {
             yaw = 2 * M_PI * ((float)j / (float)slices);
-            yaw2 = 2 * M_PI * ((float)(j + 1) / (float)slices);
 
             /* x, y+1 */
             x = radius * fcos(yaw) * fcos(pitch2);
@@ -102,6 +98,9 @@ static void sphere_frame_opaque() {
     pvr_scene_begin();
     pvr_list_begin(PVR_LIST_OP_POLY);
 
+    /* Setup our Direct Render state: pick a store queue and setup QACR0/1 */
+    pvr_dr_init(dr_state);
+
     plx_mat3d_identity();
     plx_mat3d_translate(0.0f, 0.0f, -12.0f);
     plx_mat3d_rotate(r * 2, 0.75f, 1.0f, 0.5f);


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A pseudo Operating System for the Dreamcast.