From 3d73852121f13832f6bc87918798ff96589d0349 Mon Sep 17 00:00:00 2001 From: Maciej Cencora Date: Sun, 1 Nov 2009 18:50:52 +0100 Subject: [PATCH] r300g: fix geometry corruptions PVS flush is needed before changing the vertex shader or vertex shader constants. --- src/gallium/drivers/r300/r300_emit.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c index de27f0939b0..5b03c1aa6c1 100644 --- a/src/gallium/drivers/r300/r300_emit.c +++ b/src/gallium/drivers/r300/r300_emit.c @@ -652,7 +652,7 @@ void r300_emit_vertex_program_code(struct r300_context* r300, return; } - BEGIN_CS(11 + code->length); + BEGIN_CS(9 + code->length); /* R300_VAP_PVS_CODE_CNTL_0 * R300_VAP_PVS_CONST_CNTL * R300_VAP_PVS_CODE_CNTL_1 @@ -674,7 +674,6 @@ void r300_emit_vertex_program_code(struct r300_context* r300, R300_PVS_NUM_CNTLRS(5) | R300_PVS_NUM_FPUS(r300screen->caps->num_vert_fpus) | R300_PVS_VF_MAX_VTX_NUM(12)); - OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0); END_CS; } @@ -749,6 +748,15 @@ void r300_flush_textures(struct r300_context* r300) END_CS; } +static void r300_flush_pvs(struct r300_context* r300) +{ + CS_LOCALS(r300); + + BEGIN_CS(2); + OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0); + END_CS; +} + /* Emit all dirty state. */ void r300_emit_dirty_state(struct r300_context* r300) { @@ -922,6 +930,10 @@ validate: r300->dirty_state &= ~R300_NEW_VERTEX_FORMAT; } + if (r300->dirty_state & (R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS)) { + r300_flush_pvs(r300); + } + if (r300->dirty_state & R300_NEW_VERTEX_SHADER) { r300_emit_vertex_shader(r300, r300->vs); r300->dirty_state &= ~R300_NEW_VERTEX_SHADER; -- 2.30.2